Definitions
the part of a network that connects other networks together
Word origin
From Middle English bakbon, bakebon, bac-bon; equivalent to back + bone. Compare the semantically analogous English ridgebone.
Used in a sentence
“Before automobiles, railroads were a backbone of commerce.”
“Undoubtedly it can be said that the humble 0-6-0 has been the backbone for general service, or general utility on British railways right from their earliest days, and is likely to remain so.”
“East [Street] and West Street form a single thoroughfare running as a backbone through the village, flanked by neat, painted cottages of predominantly 18th-century brick.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer3 curated clues
01“Column of vertebrae”8 letters
02“Supportive spine”8 letters
03“Spine”8 letters
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